-# if @REPLACE_OBSTACK_PRINTF@ || !@HAVE_DECL_OBSTACK_PRINTF@
- struct obstack;
- /* Grow an obstack with formatted output. Return the number of
- bytes added to OBS. No trailing nul byte is added, and the
- object should be closed with obstack_finish before use. Upon
- memory allocation error, call obstack_alloc_failed_handler. Upon
- other error, return -1. */
- extern int obstack_printf (struct obstack *obs, const char *format, ...)
- __attribute__ ((__format__ (__printf__, 2, 3))) _GL_ARG_NONNULL ((1, 2));
- extern int obstack_vprintf (struct obstack *obs, const char *format,
- va_list args)
- __attribute__ ((__format__ (__printf__, 2, 0))) _GL_ARG_NONNULL ((1, 2));
+_GL_CXXALIASWARN (obstack_printf);
+# if @REPLACE_OBSTACK_PRINTF@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# define obstack_vprintf rpl_obstack_vprintf
+# endif
+_GL_FUNCDECL_RPL (obstack_vprintf, int,
+ (struct obstack *obs, const char *format, va_list args)
+ __attribute__ ((__format__ (__printf__, 2, 0)))
+ _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (obstack_vprintf, int,
+ (struct obstack *obs, const char *format, va_list args));
+# else
+# if !@HAVE_DECL_OBSTACK_PRINTF@
+_GL_FUNCDECL_SYS (obstack_vprintf, int,
+ (struct obstack *obs, const char *format, va_list args)
+ __attribute__ ((__format__ (__printf__, 2, 0)))
+ _GL_ARG_NONNULL ((1, 2)));
+# endif
+_GL_CXXALIAS_SYS (obstack_vprintf, int,
+ (struct obstack *obs, const char *format, va_list args));